Re: Hello, please help with my 3G device

[Emfox Zhou <emfoxzhou gmail com>]

On Mon, Jul 16, 2012 at 10:00 PM, Aleksander Morgado
<aleksander lanedo com> wrote:
>
>> Hello, it works now! nearly perfect, but still another problem, how
>> could I lock the
>> network to 3g(td-scdma), and not automaticly switch back and forth between
>> 3g and 2g(edge, sometimes even gprs)? My signal here is sometimes a little
>> low,
>> and I'd like to not switch back to 2g.
>>
>> I tried the option 'Type', change it from 'any' to '3G(UMTS/HSPA)',
>> then the profile
>> didn't work.
>>
>> Again the detailed log.
>>
>
> I cannot see any "AT^SYSCFG" call in that log, which is the Huawei-specific
> way to get/set allowed modes.. so there's something wrong somewhere.
> Specifying the allowed mode in the Simple Connect settings should trigger
> mode change if the current allowed modes are different than the requested
> ones.
>
> Anyway, can you try to run the following between plugging the modem and
> launching the connection request (assuming here the modem gets index 0)?
>
> $> sudo dbus-send \
>     --system \
>     --dest=org.freedesktop.ModemManager \
>     --print-reply \
>     /org/freedesktop/ModemManager/Modems/0 \
>     org.freedesktop.ModemManager.Modem.Gsm.Network.SetAllowedMode \
>     uint32:4

It simply return the following line:
Error org.freedesktop.ModemManager.Modem.OperationNotSupported:
Operation not supported

-- 
Emfox Zhou

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